Basis of Presentation and Significant Accounting Policies - Summary of Reconciliation Net Income (Loss) Attributable to Estimated Taxable Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Net loss attributable to Paramount Group, Inc.	$ (36,403)	$ (20,354)	$ (24,704)
Book to tax differences:
Straight-lining of rents and amortization of above and below-market leases, net	(5,780)	3,082	(10,462)
Depreciation and amortization	54,892	62,218	62,002
Stock-based compensation	17,607	16,933	17,766
Deferred compensation plan		(28,793)
Our share of a real estate impairment loss of an unconsolidated joint venture	31,685
Sale of real estate			55,640
Other, net	20,352	27,476	(11,095)
Estimated taxable income	$ 82,353	$ 60,562	$ 89,147